package com.itheima.service;

import com.itheima.pojo.JobOption;
import com.itheima.pojo.StudentOption;

import java.util.List;
import java.util.Map;

public interface ReportService {

    /**
     * 员工职位统计
     *
     * @return
     */
    JobOption getEmpJobData();
    //    Map<String, List> getEmpJobData();


    /**
     * 员工性别统计
     *
     * @return
     */
    List<Map<String, Object>> getEmpGenderData();


    /**
     * 班级人数统计
     *
     * @return
     */
    StudentOption getStudentCountData();


    /**
     * 学员学历统计
     *
     * @return
     */
    List<Map<String, Object>> getStudentDegreeData();
}
